SPNotifications provides floating warning/alert type of notification boxes which can be used to notify your SharePoint users.
, you can notify your users by show notification messages such as weather warnings, corporate updates, events ...etc.
Notifications can be displayed on any page of your selection, for example, home page of your intranet, or landing pages for each department.
uses jQuery - jGrowl
plugin for displaying notifications. Your notifications are stored in a custom list called 'Notifications'.
Power users or admins can also use a custom application page to populate new notification messages.
Here is a sample screen of how your notifications will look like on your home page. You can customize jGrowl css based on your needs if you like.
Update - 09.01.2011
Sample Home Page Screen
Update - 09.20.2011 Coming soon...
Assuming that your 'Notifications' list has the following items in it.
Creating New Notifications
Power users or site collection admins can use this simple custom application page to create new notifications and assign to users or SP groups.
Mark As Read functionality
Also, when your users read a message and close them by clicking little 'x', that message is 'marked as read' and won't be displayed next time user visits the page.